Chapter 2 Installation
17
oN oA oB oC
PE mN bN
bA
bB
bC
7
4
5
10
4
8
Figure 2-14 Shorted copper bars connection for UPS I/O terminal block
3. Connect the live line (mains phase A, mains phase B and mains phase C), N line, PE line respectively to the I/O
terminal block (mA, mB and mC terminals), shorted copper bar 4 of mN and bN terminals, and one screw hole of the
shorted copper bar 10 of the UPS.
4. Connect the shorted copper bar 8 to one end of the shorted copper bar 7 (see Figure 2-14), and connect the live
line (bypass phase A) to the shorted copper bar 8.
5. Connect the bypass N line to the shorted copper bar 4 of mN and bN terminals of the UPS I/O terminal block.
6. Connect the live line (output phase A), N line and PE line respectively to the shorted copper bar 5, shorted copper
bar 4 of two oN terminals, and the other screw hole of shorted copper bar 10 of the UPS I/O terminal block.
Warning
Before the commissioning engineer arrival, if the load is not ready for accepting the power, please take good care of the safety
insulation located at the end of the output cable.
After the I/O cables connection, you should find the label shown in Figure 2-15 on the UPS chassis protective cover
for convenient maintenance, and then tick
‘√’ at the right side of ‘OUTPUT’ and ‘BYPASS’, according to the actual
conditions.
Figure 2-15 Label
2.6.3 Connecting Battery Cables
Note
If the battery module is not selected, this product needs to be equipped with positive and negative batteries. Each battery string
ranges from 15-cell to 20-cell, and 12V for each cell.
Connection procedures for battery cables are as follows:
1. Confirm that all UPS external I/O switches are open.
2. Connect the battery cables.
•
Selected battery modules (4 pcs)
Summary of Contents for Adapt
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